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<pre><span class="sourceLineNo">001</span>package org.teapot.db.orm.util.keybreakmany;<a name="line.1"></a>
<span class="sourceLineNo">002</span><a name="line.2"></a>
<span class="sourceLineNo">003</span>import org.teapot.db.orm.util.keybreak.AbstractBreakProcedure;<a name="line.3"></a>
<span class="sourceLineNo">004</span><a name="line.4"></a>
<span class="sourceLineNo">005</span>import java.lang.reflect.InvocationTargetException;<a name="line.5"></a>
<span class="sourceLineNo">006</span>import java.lang.reflect.Method;<a name="line.6"></a>
<span class="sourceLineNo">007</span>import java.util.List;<a name="line.7"></a>
<span class="sourceLineNo">008</span><a name="line.8"></a>
<span class="sourceLineNo">009</span><a name="line.9"></a>
<span class="sourceLineNo">010</span>/**<a name="line.10"></a>
<span class="sourceLineNo">011</span> * To support default continue method, some attributes methods become more open to be extended.<a name="line.11"></a>
<span class="sourceLineNo">012</span> */<a name="line.12"></a>
<span class="sourceLineNo">013</span>public abstract class MergeBreakProcs extends AbstractBreakProcedure<a name="line.13"></a>
<span class="sourceLineNo">014</span>    implements IMergeBreakProcs, IKeyBreakMany {<a name="line.14"></a>
<span class="sourceLineNo">015</span><a name="line.15"></a>
<span class="sourceLineNo">016</span>  private static final String continueMethodPrefix = "doContinue";<a name="line.16"></a>
<span class="sourceLineNo">017</span><a name="line.17"></a>
<span class="sourceLineNo">018</span>  /**<a name="line.18"></a>
<span class="sourceLineNo">019</span>   *  Accesible from inside the same package.<a name="line.19"></a>
<span class="sourceLineNo">020</span>   */<a name="line.20"></a>
<span class="sourceLineNo">021</span>  //private<a name="line.21"></a>
<span class="sourceLineNo">022</span>  Method[] continueMethods;<a name="line.22"></a>
<span class="sourceLineNo">023</span><a name="line.23"></a>
<span class="sourceLineNo">024</span>  protected void initContinueMethods() {<a name="line.24"></a>
<span class="sourceLineNo">025</span>    Method[] methods = getClass().getMethods();<a name="line.25"></a>
<span class="sourceLineNo">026</span><a name="line.26"></a>
<span class="sourceLineNo">027</span>    int numberOfContinueMethods = 0;<a name="line.27"></a>
<span class="sourceLineNo">028</span><a name="line.28"></a>
<span class="sourceLineNo">029</span>    for (int i = 0; i &lt; methods.length ; i ++ ) {<a name="line.29"></a>
<span class="sourceLineNo">030</span>      if (  methods[i].getName().startsWith(continueMethodPrefix)<a name="line.30"></a>
<span class="sourceLineNo">031</span>              &amp;&amp; methods[i].getName().length() != continueMethodPrefix.length()) {<a name="line.31"></a>
<span class="sourceLineNo">032</span>        numberOfContinueMethods ++;<a name="line.32"></a>
<span class="sourceLineNo">033</span>      }<a name="line.33"></a>
<span class="sourceLineNo">034</span>    }<a name="line.34"></a>
<span class="sourceLineNo">035</span>    continueMethods = new Method[numberOfContinueMethods];<a name="line.35"></a>
<span class="sourceLineNo">036</span>    //System.out.println("number of continue methods: " + numberOfContinueMethods);<a name="line.36"></a>
<span class="sourceLineNo">037</span><a name="line.37"></a>
<span class="sourceLineNo">038</span>    for (int i = 0; i &lt; methods.length ; i ++ ) {<a name="line.38"></a>
<span class="sourceLineNo">039</span>      if (  methods[i].getName().startsWith(continueMethodPrefix)<a name="line.39"></a>
<span class="sourceLineNo">040</span>              &amp;&amp; methods[i].getName().length() != continueMethodPrefix.length()) {<a name="line.40"></a>
<span class="sourceLineNo">041</span>        String suffix = methods[i].getName().substring(continueMethodPrefix.length());<a name="line.41"></a>
<span class="sourceLineNo">042</span>        //System.out.println(methods[i].getName() + "/" + suffix);<a name="line.42"></a>
<span class="sourceLineNo">043</span>        continueMethods[Integer.parseInt(suffix)] = methods[i];<a name="line.43"></a>
<span class="sourceLineNo">044</span>      }<a name="line.44"></a>
<span class="sourceLineNo">045</span>    }<a name="line.45"></a>
<span class="sourceLineNo">046</span>  }<a name="line.46"></a>
<span class="sourceLineNo">047</span><a name="line.47"></a>
<span class="sourceLineNo">048</span>  private Method[] getContinueMethods() {<a name="line.48"></a>
<span class="sourceLineNo">049</span>    return this.continueMethods;<a name="line.49"></a>
<span class="sourceLineNo">050</span>  }<a name="line.50"></a>
<span class="sourceLineNo">051</span><a name="line.51"></a>
<span class="sourceLineNo">052</span>  /**<a name="line.52"></a>
<span class="sourceLineNo">053</span>   * Overwriting doContinue() method for merged collection/wrapped tra<a name="line.53"></a>
<span class="sourceLineNo">054</span>   * - To avoid user class overwriting this method by mistake, this method<a name="line.54"></a>
<span class="sourceLineNo">055</span>   *   is set to final.<a name="line.55"></a>
<span class="sourceLineNo">056</span>   */<a name="line.56"></a>
<span class="sourceLineNo">057</span>  public final void doContinue(Object tra) {<a name="line.57"></a>
<span class="sourceLineNo">058</span>    int index    = ((IWrapper)tra).getIndex();<a name="line.58"></a>
<span class="sourceLineNo">059</span>    Object naked = ((IWrapper)tra).getNaked();<a name="line.59"></a>
<span class="sourceLineNo">060</span><a name="line.60"></a>
<span class="sourceLineNo">061</span>    Object[] args = new Object[1];<a name="line.61"></a>
<span class="sourceLineNo">062</span>    args[0] = naked;<a name="line.62"></a>
<span class="sourceLineNo">063</span><a name="line.63"></a>
<span class="sourceLineNo">064</span>    Method[] continueMethods = getContinueMethods();<a name="line.64"></a>
<span class="sourceLineNo">065</span>    Method method = continueMethods[index];<a name="line.65"></a>
<span class="sourceLineNo">066</span>    try {<a name="line.66"></a>
<span class="sourceLineNo">067</span>      method.invoke(this, args);<a name="line.67"></a>
<span class="sourceLineNo">068</span>    } catch (IllegalAccessException e) {<a name="line.68"></a>
<span class="sourceLineNo">069</span>      e.printStackTrace();<a name="line.69"></a>
<span class="sourceLineNo">070</span>    } catch (IllegalArgumentException e) {<a name="line.70"></a>
<span class="sourceLineNo">071</span>      e.printStackTrace();<a name="line.71"></a>
<span class="sourceLineNo">072</span>    } catch (InvocationTargetException e) {<a name="line.72"></a>
<span class="sourceLineNo">073</span>      e.printStackTrace();<a name="line.73"></a>
<span class="sourceLineNo">074</span>    }<a name="line.74"></a>
<span class="sourceLineNo">075</span>  }<a name="line.75"></a>
<span class="sourceLineNo">076</span><a name="line.76"></a>
<span class="sourceLineNo">077</span>  /**<a name="line.77"></a>
<span class="sourceLineNo">078</span>   * Overwriting doFirstRecord() method for merged collection<a name="line.78"></a>
<span class="sourceLineNo">079</span>   * - To avoid user class overwriting this method by mistake, this method<a name="line.79"></a>
<span class="sourceLineNo">080</span>   *   is set to final.<a name="line.80"></a>
<span class="sourceLineNo">081</span>   */<a name="line.81"></a>
<span class="sourceLineNo">082</span>  public final void doFirstRecord(Object tra, Object param) {<a name="line.82"></a>
<span class="sourceLineNo">083</span>    Object naked = ((IWrapper)tra).getNaked();<a name="line.83"></a>
<span class="sourceLineNo">084</span><a name="line.84"></a>
<span class="sourceLineNo">085</span>    doFirstNakedRecord( naked, param );<a name="line.85"></a>
<span class="sourceLineNo">086</span>  }<a name="line.86"></a>
<span class="sourceLineNo">087</span><a name="line.87"></a>
<span class="sourceLineNo">088</span>  public void doFirstNakedRecord(Object naked, Object param) {<a name="line.88"></a>
<span class="sourceLineNo">089</span>      // default implementation. Overwrite this method if you wish<a name="line.89"></a>
<span class="sourceLineNo">090</span>  }<a name="line.90"></a>
<span class="sourceLineNo">091</span><a name="line.91"></a>
<span class="sourceLineNo">092</span>  /**<a name="line.92"></a>
<span class="sourceLineNo">093</span>   * Overwritting the following two methods to keep them as protected<a name="line.93"></a>
<span class="sourceLineNo">094</span>   * not public.<a name="line.94"></a>
<span class="sourceLineNo">095</span>   */<a name="line.95"></a>
<span class="sourceLineNo">096</span>  protected void setParam(Object param) {<a name="line.96"></a>
<span class="sourceLineNo">097</span>//      super.setParam(param);<a name="line.97"></a>
<span class="sourceLineNo">098</span>  }<a name="line.98"></a>
<span class="sourceLineNo">099</span><a name="line.99"></a>
<span class="sourceLineNo">100</span>  public void setKeys(List&lt;String&gt; keys) {<a name="line.100"></a>
<span class="sourceLineNo">101</span>    super.setKeys(keys);<a name="line.101"></a>
<span class="sourceLineNo">102</span>  }<a name="line.102"></a>
<span class="sourceLineNo">103</span><a name="line.103"></a>
<span class="sourceLineNo">104</span>}<a name="line.104"></a>




























































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